Links for 12/21. The best stories in economics, energy, investing and other remarkable news..Making Lithium-Sulfide Batteries for Electric Vehicles More Practical | MIT Technology Review

Why China’s Microchip Challenger Loongson Will Struggle to Displace Intel, AMD, and ARM | MIT Technology Review

BBC News – Family meals ‘boost child fruit and vegetable intake’

BBC News – Fighting may have shaped evolution of human hand

BBC – Future – Technology – How to survive the future

Why Anxiety Makes You a Sucker for Bad Advice – Knowledge@Wharton

January Effect Revives Battered Stocks

Economic Conditions Snapshot, December 2012: Survey results – McKinsey Quarterly – Economic Studies – Productivity & Performance

John Lott, Gun Advocate, Wants To Arm Teachers And Everyone Else | The New Republic

Mount Everest in stunning two billion pixel image detail – Telegraph

BBC News – Who owns the UK’s debt?

Two Wrist-Worn Devices, From Neumitra and Affectiva, Could Help Monitor PTSD and Other Anxiety Disorders | MIT Technology Review

Stanford Researchers Make Flexible Solar Cells that Stick to Just About Any Surface | MIT Technology Review

Hope for Electric Vehicle Battery Manufacturers | MIT Technology Review

Stephen Williamson: New Monetarist Economics: Guns

The Mayan apocalypse: how to destroy the Earth – video | World news | guardian.co.uk

Why the US media ignored Murdoch’s brazen bid to hijack the presidency | Carl Bernstein | Comment is free | The Guardian